package com.it.service;



import com.it.Bean.Guestbook;

import java.util.List;

public interface GuestbookService {
    /**
     * 查询所有留言信息
     * @return
     */
    public List<Object> queryInfo();
    /**
     * 添加
     * @return
     */
    public Integer AddMessage(Guestbook gb);
    /**
     * 删除
     * @return
     */
    public Integer DeleteMessage(int id);
}

